Inventor
Andrew Crehan Walker
Inventor
Carmel, CA, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G05Bprimary
G05BControl or regulating systems in general29%
G02BOptical elements, systems or apparatus14%
G11BInformation storage based on relative movement between record carrier and transducer14%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1014%
Y02PClimate change mitigation technologies in the production or processing of goods14%
Y10TTechnical subjects covered by former us classification14%
PatentTitleYear
9,417,407'Separable locking fiber optic connector'20168,406,911'Implementing sequential segmented interleaving algorithm for enhanced process control'20137,809,459'Advanced-process-control system utilizing a lambda tuner'20107,269,526'Aggregated run-to-run process control for wafer yield optimization'20077,254,884'Method for fabricating a pole tip in a magnetic transducer using feed-forward and feedback'2007Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2007Patents assigned to HITACHI GLOBAL STORAGE TECH (2)· patent assignee history
2007–2013Based in Carmel, CA, US· patent location history
2010Patents assigned to HITACHI GLOBAL STORAGE TECH NL (1)· patent assignee history
2013Patents assigned to HGST Netherlands BV (1)· patent assignee history
2013Patents assigned to LIMAYE SHREYAS SUBHASH (1)· patent assignee history
2016Patents assigned to COTSWORKS LLC (1)· patent assignee history
2016Based in Willoughby, OH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI GLOBAL STORAGE TECH | 2 | 2007 |
| COTSWORKS LLC | 1 | 2016 |
| HGST Netherlands BV | 1 | 2013 |
| HITACHI GLOBAL STORAGE TECH NL | 1 | 2010 |
| LIMAYE SHREYAS SUBHASH | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Carmel, California, US | 4 | 2007–2013 |
| Willoughby, OH, US | 1 | 2016 |